:root {
  --green: #2db84b;
  --green-dark: #1f9a3a;
  --blue: #4d8adf;
  --blue-dark: #2a5ba8;
  --ink: #e8eef8;
  --muted: #93a4bc;
  --line: #2a3548;
  --surface: #141b27;
  --surface-2: #1a2332;
  --input: #0f1520;
  --bg: #0b1018;
  --danger: #ff6b6b;
  --radius: 14px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  color-scheme: dark;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1100px 520px at 8% -12%, rgba(45, 184, 75, 0.16), transparent 55%),
    radial-gradient(900px 480px at 100% 0%, rgba(42, 91, 168, 0.22), transparent 50%),
    var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

body {
  padding: 0 0 calc(96px + var(--safe-bottom));
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(11, 16, 24, 0.88);
  border-bottom: 1px solid var(--line);
  padding: 12px 16px 10px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 118px;
  height: auto;
  border-radius: 8px;
  background: #000;
  border: 1px solid var(--line);
}

.brand-copy h1 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand-copy p {
  margin: 2px 0 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.progress-wrap {
  margin-top: 12px;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.78rem;
  color: var(--muted);
}

.progress-meta strong {
  color: var(--green);
  font-weight: 700;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: #1e2838;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--blue-dark));
  transition: width 0.28s ease;
}

.shell {
  width: min(640px, 100%);
  margin: 0 auto;
  padding: 16px 16px 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 16px 20px;
}

.step-kicker {
  margin: 0 0 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
}

.step-title {
  margin: 0 0 6px;
  font-size: 1.35rem;
  line-height: 1.25;
}

.step-desc {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.field-grid {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink);
}

.field .hint {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 400;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--input);
  color: var(--ink);
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.field textarea {
  min-height: 88px;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #6d7c94;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--blue);
  background: #121a28;
  box-shadow: 0 0 0 3px rgba(77, 138, 223, 0.22);
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.choice {
  position: relative;
}

.choice input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 600;
}

.choice input:checked + span {
  border-color: transparent;
  background: linear-gradient(135deg, var(--green), var(--blue-dark));
  color: #fff;
}

.table-block {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface-2);
}

.table-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 8px;
  padding: 10px;
  border-bottom: 1px solid var(--line);
  align-items: center;
}

.table-row:last-child {
  border-bottom: none;
}

.table-row.header {
  background: #101826;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.table-row.cols-3 {
  grid-template-columns: 1.1fr 0.9fr 0.9fr;
}

.table-row.cols-4 {
  grid-template-columns: 1.1fr 0.7fr 0.7fr 0.7fr;
}

.table-row.cols-5 {
  grid-template-columns: 1fr 0.65fr 0.65fr 0.65fr 0.65fr;
}

.table-row label {
  font-size: 0.86rem;
  font-weight: 600;
}

.table-row input,
.table-row select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--input);
  color: var(--ink);
  padding: 10px 10px;
}

.check-grid {
  display: grid;
  gap: 10px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-2);
}

.check-item input {
  width: 18px;
  height: 18px;
  accent-color: var(--green);
}

.check-item span {
  font-size: 0.92rem;
  font-weight: 600;
}

.yesno {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-2);
}

.yesno > span {
  font-size: 0.9rem;
  font-weight: 600;
}

.nav-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  background: rgba(11, 16, 24, 0.94);
  border-top: 1px solid var(--line);
  padding: 12px 16px calc(12px + var(--safe-bottom));
  box-shadow: 0 -10px 28px rgba(0, 0, 0, 0.35);
}

.nav-inner {
  width: min(640px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 10px;
}

.btn {
  appearance: none;
  border: none;
  border-radius: 12px;
  min-height: 48px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-secondary {
  background: #243044;
  color: var(--ink);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green), var(--blue-dark));
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}

.review-list {
  display: grid;
  gap: 10px;
}

.review-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
}

.review-item strong {
  font-size: 0.9rem;
}

.review-item span {
  color: var(--muted);
  font-size: 0.85rem;
  text-align: right;
}

.status-banner {
  display: none;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.4;
}

.status-banner.show {
  display: block;
}

.status-banner.info {
  background: rgba(42, 91, 168, 0.22);
  color: #b7d0f7;
  border: 1px solid rgba(77, 138, 223, 0.45);
}

.status-banner.ok {
  background: rgba(45, 184, 75, 0.16);
  color: #8be39c;
  border: 1px solid rgba(45, 184, 75, 0.4);
}

.status-banner.err {
  background: rgba(192, 57, 43, 0.2);
  color: #ff9b9b;
  border: 1px solid rgba(255, 107, 107, 0.4);
}

.hidden {
  display: none !important;
}

.tips {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.tips li + li {
  margin-top: 8px;
}

@media (max-width: 420px) {
  .table-row.cols-4,
  .table-row.cols-5 {
    grid-template-columns: 1fr;
  }

  .table-row.cols-3 {
    grid-template-columns: 1fr;
  }

  .table-row.header {
    display: none;
  }

  .table-row label::after {
    content: "";
  }
}

@media (min-width: 720px) {
  .brand img {
    width: 140px;
  }

  .step-title {
    font-size: 1.55rem;
  }
}